I've bought 1 from Tomtop and very happy with the unit and ordered another 1 from LITB from previous deal:
https://www.ozbargain.com.au/node/353699
Looks like the deal is back again as I've been receiving the email from LITB 2 days in a row.
If the coupon code is not working, try other coupon from this website: https://www.cuponation.com.au/light-in-the-box-coupon
And Don't forget 5% Cashrewards (though my last order is still not confirmed by Cashrewards)
Only for first 100 Orders (97 left at the time of posted).
Highlights:
• Original xiaomi smart mi air purifier mini second generation for daily use
• The standard mode of purification capacity up to 330 cubic meters per hour, the purification area can be up to 23.1 - 39.6 square meters
• The super mode of purification capacity up to 380 cubic meters per hour, the purification area can be up to 27.2 - 46.6 square meters
• Occupies an small area, high efficient purification performance
• Double fan four wind circulation system, can effectively clean air circulation to sites throughout the whole house
• Dual fan, four air ducts for large indoor circulation
• Produces nearly 10000 liters of clean air per minute
• Real-time air quality monitor and auto speed control
• Smartphone remote control and alerts
• Working modes: Automatic mode, sleeping mode, high speed mode, timing mode, etc.
• Suitable for children, cubicle, study, bedroom, bathroom and other place
• With the installation guide, easy and fast to install
• Xiaomi air purifier can effective adsorb of formaldehyde, removal of the second hand smoke, dust, filter PM2.5 provides health space for you
• Provides comfortable living / learning / office environment for you and your family
How many meters square of a house would this do? Does ceiling height make a difference.